538015480

素因数分解:

$2^3\times 5^1\times {\mathrm{2767}}^1\times {\mathrm{4861}}^1$

素因数の和:7639

約数の個数: 32

約数和(自身を含む): 1211221440

約数和(自身を除く): 673205960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2767, 4861, 5534, 9722, 11068, 13835, 19444, 22136, 24305, 27670, 38888, 48610, 55340, 97220, 110680, 194440, 13450387, 26900774, 53801548, 67251935, 107603096, 134503870, 269007740, 538015480]

約数ペア:

[(1, 538015480), (2, 269007740), (4, 134503870), (5, 107603096), (8, 67251935), (10, 53801548), (20, 26900774), (40, 13450387), (2767, 194440), (4861, 110680), (5534, 97220), (9722, 55340), (11068, 48610), (13835, 38888), (19444, 27670), (22136, 24305)]